package com.hafu.util;


import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class DbUtil {
    private static final String URL = "jdbc:mysql://localhost:3306/db_jxcms1?useUnicode=true&characterEncoding=utf-8";
    private static final String USERNAME = "root";
    private static final String PASSWORD = "123456";
    private static Connection connection = null;
    public static Connection getConn(){
        //获取Ｃｏｎｎｅｃｔｉｏｎ的对象
        try {
            connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);
            System.out.println("数据库连接成功");
        } catch (SQLException throwables) {
            throwables.printStackTrace();
        }
        return connection;
    }

    public static void closeConn(){
        try {
            if (connection != null)
                connection.close();
        } catch (SQLException throwables) {
            throwables.printStackTrace();
        }
    }
    public static void main(String[] args) {
        System.out.println(DbUtil.getConn());
    }

    public static Connection getConnection() {
        return connection;
    }
}